Kilotest: Diagnoses of CSS invalid violation by HTML element 128 on Probably Good page

Basics

About the Probably Good page

• URL: https://probablygood.org/
• Tested 3 days ago by job n2u on 2026-05-30 at 00:32

About HTML element 128

• Tag name: BR
• Text: [not applicable]
• Start tag: <br>
• XPath: /html/head[1]/style[14]/br[1]
• Bounding box: x = 0, y = 0, width = 0, height = 0

About the CSS invalid issue

• Why it matters: Document cannot be properly displayed
• Priority: high
• Related WCAG standard: 4.1

Diagnoses

Here is how tools diagnose the CSS invalid issue for HTML element 128 of the Probably Good page.

1. CSS: Parse Error.

   Tool: Html Checker API (World Wide Web Consortium)